kubernetes / kompose / 2121

52%

Pull #799

travis-ci

Add env_file + ConfigMaps feature to Kompose

When using env_file with Docker Compose, a ConfigMap will be generated.

For example:

```sh
▶ ./kompose convert -f
script/test/fixtures/configmaps/docker-compose.yml
INFO Kubernetes file "redis-service.yaml" created
INFO Kubernetes file "redis-deployment.yaml" created
INFO Kubernetes file "foo-env-configmap.yaml" created
INFO Kubernetes file "bar-env-configmap.yaml" created
```

File:

```yaml
version: '3'

services:
  redis:
    image: 'bitnami/redis:latest'
    environment:
      - ALLOW_EMPTY_PASSWORD=no
    # Env file will override environment / warn!
    env_file:
      - "foo.env"
      - bar.env
    labels:
      kompose.service.type: nodeport
    ports:
      - '6379:6379'
```

To:

```yaml
apiVersion: v1
data:
  ALLOW_EMPTY_PASSWORD: "yes"
kind: ConfigMap
metadata:
  creationTimestamp: null
  name: foo-env
```

```yaml
...
      - env:
        - name: ALLOW_EMPTY_PASSWORD
          valueFrom:
            configMapKeyRef:
              key: ALLOW_EMPTY_PASSWORD
              name: foo-env
```

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